rest Object motion Time Ideas and rituals Unclassified Derivatives Footnotes Tabular notes References Bibliography Dnghu. Proto-Indo-European Etymological Dictionary. (A revised edition of Julius Pokorny's Indogermanisches Etymologisches Wörterbuch, CCA-GNU) Delamarre, Xavier. Le Vocabulaire Indo-Européen. Paris: Librairie d'Amérique et d'Orient. 1984. Delamarre, Xavier (2003). Dictionnaire de la langue gauloise: Une approche linguistique du vieux-celtique continental. Errance. . Kloekhorst, Alwin. Etymological Dictionary of the Hittite Inherited Lexicon. Leiden Indo-European Etymological Dictionary Series 5. Leiden, The Netherlands; Boston, 2008. https://hdl.handle.net/1887/11996 Matasovic, Ranko. Etymological Dictionary Of Proto Celtic. Leiden, The Netherlands: Brill. 2009. Further reading On numerals: On nature and the passage of time: Blažek, Václav. "Astronomická terminologie v indoevropských jazycích" [Astronomic terminology in Indo-European languages]. In: Sborník prací Filozofické fakulty brněnské univerzity. A, Řada jazykovědná = Linguistica Brunensia. 2005, vol. 54, iss. A53, pp. [31]-49. . On animals: Huard, Athanaric. "On Tocharian B kents* and PIE *g̑hans- ‘goose’". In: wékwos: Revue d'études indo-européennes. Volume 5. Les Cent Chemins. 2019. . On kinship and family: Blažek, Václav. "Indo-European *suHnu- 'son' and his relatives". In: Indogermanistik und Linguistik im Dialog. Akten der XIII. Fachtagung der Indogermanischen Gesellschaft von 21. bis 27. September 2008 in Salzburg, hrg. Thomas Krisch & Thomas Lindner. Wiesbaden: Reichert, 2011. pp. 79–89. Cooper, Brian. "The Lexicology and Etymology of Russian Family Relationships". In: Studia Etymologica Cracoviensia Vol. 14. Issue 1. Kraków: 2009. pp. 153–176. On agriculture and produce: Blažek, Václav. "On Indo-European ‘barley’". In: Simmelkjaer Sandgaard Hansen, Bjarne; Nielsen Whitehead, Benedicte; Olander, Thomas; Olsen, Birgit Anette. Etymology and the European Lexicon. Proceedings of the 14th Fachtagung der Indogermanischen Gesellschaft (17-22 September 2012, Copenhagen). Wiesbaden: Reichert Verlag, 2016. pp. 53–68. On colors: On verbs related to action and motion: On bodily functions''': [on PIE roots for sleep and dream''] External links Query Julius Pokorny's landmark Indogermanisches Etymologisches Wörterbuch , the standard reference for Indo-European vocabulary. Complete coverage of cognates of each root (although Hittite and Tocharian coverage is spotty), highly accurate forms. Beware, roots are given in pre-laryngeal form and glosses are in German. American Heritage Indo-European Roots Index Database query to the online version of Pokorny's PIE dictionary Index to the online version of Pokorny's PIE dictionary Jonathan Slocum, Indo-European Lexicon from the University of Texas Linguistic Research Center Dougas Harper's Etymonline Vocabulary Indo-European linguistics Lexis (linguistics) Vocabulary